7288420

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{977}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 15362424

約数和(自身を除く): 8074004

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 977, 1492, 1865, 1954, 3730, 3908, 4885, 7460, 9770, 19540, 364421, 728842, 1457684, 1822105, 3644210, 7288420]

約数ペア:

[(1, 7288420), (2, 3644210), (4, 1822105), (5, 1457684), (10, 728842), (20, 364421), (373, 19540), (746, 9770), (977, 7460), (1492, 4885), (1865, 3908), (1954, 3730)]